Pith Number

pith:4DPDU7HS

pith:2014:4DPDU7HSIHE37DZB6AAJQ7HAVT

not attested not anchored not stored refs pending

Holographic Signatures of Cosmological Singularities

Gary T. Horowitz, Netta Engelhardt, Thomas Hertog

arxiv:1404.2309 v3 · 2014-04-08 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DPDU7HSIHE37DZB6AAJQ7HAVT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:33:25.342076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0de3a7cf241c9bf8f21f000987ce0acd16dce79cd31a92f6398d9a07be0788f

Aliases

arxiv: 1404.2309 · arxiv_version: 1404.2309v3 · doi: 10.48550/arxiv.1404.2309 · pith_short_12: 4DPDU7HSIHE3 · pith_short_16: 4DPDU7HSIHE37DZB · pith_short_8: 4DPDU7HS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4DPDU7HSIHE37DZB6AAJQ7HAVT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e0de3a7cf241c9bf8f21f000987ce0acd16dce79cd31a92f6398d9a07be0788f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "322ff643c28ccc89704de68d53a343e4ac115e8a4e7dc6acb90a9db2f154722c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-04-08T21:23:55Z",
    "title_canon_sha256": "de6106aed2f0c736287c63276e29b6f21ff5c31c11fde6737bf29c3b81062506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2309",
    "kind": "arxiv",
    "version": 3
  }
}